13 October 1999.
Iowa, United States
Locality: Along railroad tracks parallel to Holly Road, 0.25 mile north of intersection with 310th Street, just south of Blencoe, Monona County.
Coordinates: 41.9136, -96.0817
(Map it)
Georeference protocol: Lat/Lon determined via Map location
Environment description: Bank of ditch along railroad tracks. Associated vegetation: Helianthus grosseserratus (not collected).
Number of plants sampled: 90
Comment: Plants were scattered along railroad tracks. ~90 plants sampled from a cluster of ~100.
Collector(s):